Active NPI 1437102324 Individual Practitioner Male Practitioner

Dr. Ryan L Holzwarth , MD

Dermatology • Chippewa Falls, WI

Professional Overview & Biography Verified Profile Summary

Dr. Ryan Holzwarth, MD is a certified Dermatology practicing in Chippewa Falls, WI. With approximately 24 years of clinical experience since graduating from University Of North Dakota School Of Medicine in 2002, Dr. Holzwarth delivers high-quality medical care to the local community at 2815 COUNTY HIGHWAY I.

Dr. Holzwarth maintains professional affiliations with Tareen Dermatology Pa, Oakleaf Clinics Inc and does not directly accept Medicare assignment.

Frequently performed procedures and clinical services include ultrasonic guidance for placement of radiation therapy fields, obtaining data needed to develop the optimal radiation treatment, 1 treatment area, radiation treatment delivery, superficial. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2815 County Highway I

Chippewa Falls, WI 547292656

Telephone 7154388255

Associated Practice Facility / Clinic

🏢 Roeschen's Healthcare Llc Facility NPI 1558554154

Medicare Profile & Education

Medical School

University Of North Dakota School Of Medicine

Graduation Year

2002

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dermatology in Chippewa Falls, WI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

24 Yrs +4.0 yrs vs City Avg

City Avg: 20.0 Yrs

State Avg: 22.7 Yrs

Regional Practice Density

3 Specialists

Practicing in Chippewa Falls, WI (337 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

61.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Holzwarth (24 Years) 24 Yrs

Chippewa Falls Specialty Average (20.0 Years) 20.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G6001 Ultrasonic guidance for placement of radiation therapy fields	515	58	$325.00	$166.99
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	496	58	$455.00	$243.55
77401 Radiation treatment delivery, superficial	472	55	$66.47	$36.97
96910 Skin application of tar and ultraviolet B or petrolatum and ultraviolet B	419	29	$215.00	$113.73
99213 Established patient office or other outpatient visit, typically 15 minutes	376	288	$189.83	$85.78
11102 Tangential biopsy of single skin lesion	274	256	$291.81	$91.46
17003 Destruction of precancer skin growth, 2-14 growths	243	77	$43.37	$6.39
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	225	225	$257.73	$103.82
17000 Destruction of skin growth	156	144	$233.32	$48.46
96921 Treatment of inflammatory skin disease using laser, 250.0-500.0 sq cm	145	11	$440.00	$165.31
11103 Biopsy of related skin growth, each additional growth	128	85	$177.11	$46.88
96920 Laser treatment (total area less than 250 sq centimeters) for inflammatory skin disease	122	14	$395.00	$150.73
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	92	81	$104.17	$53.31
17110 Destruction of up to 14 skin growths	89	73	$323.13	$105.21
77336 Continuing radiation therapy consultation per week	82	25	$123.59	$80.67
11104 Punch biopsy, first skin growth	69	57	$336.23	$118.10
99202 New patient office or other outpatient visit, typically 20 minutes	66	66	$196.09	$67.35
77300 Calculation of radiation therapy dose	51	26	$100.83	$59.91
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	46	40	$680.65	$281.57
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	39	18	$14.26	$0.94
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	17	$292.10	$120.13
36415 Insertion of needle into vein for collection of blood sample	29	25	$150.00	$8.65
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	28	22	$487.00	$115.81
11105 Punch biopsy, each additional skin growth	25	16	$200.00	$55.91
77332 Design and construction of simple radiation treatment device	24	16	$100.00	$37.15
69100 Biopsy of ear	22	20	$219.45	$75.93
11900 Injection into skin growth, 1-7 growths	19	14	$164.84	$45.17
17262 Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm	18	18	$350.00	$169.56
11402 Removal of noncancer skin growth of body, arms, or legs, 1.1-2.0 cm	11	11	$325.00	$89.47
77261 Simple radiation therapy planning	11	11	$105.23	$66.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
96910 Skin application of tar and ultraviolet B or petrolatum and ultraviolet B	489	20	$215.00	$118.49
96921 Treatment of inflammatory skin disease using laser, 250.0-500.0 sq cm	269	13	$440.00	$171.29
99213 Established patient office or other outpatient visit, typically 15 minutes	213	182	$179.75	$86.22
17003 Destruction of precancer skin growth, 2-14 growths	203	51	$34.77	$6.45
11102 Tangential biopsy of single skin lesion	185	170	$316.66	$93.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	173	173	$264.24	$104.67
11103 Biopsy of related skin growth, each additional growth	99	59	$193.18	$48.71
17000 Destruction of skin growth	89	80	$222.85	$47.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	47	43	$106.83	$53.50
99202 New patient office or other outpatient visit, typically 20 minutes	43	43	$199.19	$68.43
17110 Destruction of up to 14 skin growths	43	39	$391.23	$104.13
11104 Punch biopsy, first skin growth	40	35	$375.00	$120.34
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	22	18	$650.00	$260.35
11300 Shaving of 0.5 centimeters or less skin growth of the trunk, arms, or legs	16	14	$308.88	$79.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	15	$285.75	$121.05
11301 Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm	16	14	$382.75	$111.01
36415 Insertion of needle into vein for collection of blood sample	15	11	$120.67	$8.40
77280 Obtaining data needed to develop the optimal radiation treatment, 1 treatment area	13	11	$455.00	$263.81
77401 Radiation treatment delivery, superficial	13	11	$66.47	$40.22
G6001 Ultrasonic guidance for placement of radiation therapy fields	13	11	$200.00	$176.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
96910 Skin application of tar and ultraviolet B or petrolatum and ultraviolet B	452	18	$201.57	$121.29
17003 Destruction of precancer skin growth, 2-14 growths	236	48	$44.27	$6.81
11102 Tangential biopsy of single skin lesion	233	215	$350.32	$96.39
99213 Established patient office or other outpatient visit, typically 15 minutes	216	165	$162.23	$88.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	133	133	$268.28	$106.68
96921 Treatment of inflammatory skin disease using laser, 250.0-500.0 sq cm	126	11	$422.78	$175.29
11103 Biopsy of related skin growth, each additional growth	124	82	$172.72	$51.13
17000 Destruction of skin growth	103	87	$256.08	$49.27
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	85	78	$98.15	$55.51
99202 New patient office or other outpatient visit, typically 20 minutes	71	71	$186.24	$71.37
11104 Punch biopsy, first skin growth	54	52	$454.17	$124.31
17110 Destruction of up to 14 skin growths	49	39	$345.61	$112.44
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	28	12	$15.57	$1.17
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	22	18	$703.36	$305.02
36415 Insertion of needle into vein for collection of blood sample	16	14	$73.13	$2.95
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	12	12	$487.00	$122.36
69100 Biopsy of ear	12	11	$202.00	$60.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
11102 Tangential biopsy of single skin lesion	167	155	$261.10	$100.56
99213 Established patient office or other outpatient visit, typically 15 minutes	166	123	$144.57	$90.56
11103 Biopsy of related skin growth, each additional growth	95	61	$122.06	$53.75
17003 Destruction of precancer skin growth, 2-14 growths	87	27	$39.86	$6.67
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	86	86	$235.57	$110.51
96910 Skin application of tar and ultraviolet B or petrolatum and ultraviolet B	80	12	$154.12	$124.07
99202 New patient office or other outpatient visit, typically 20 minutes	56	56	$147.68	$72.72
17110 Destruction of up to 14 skin growths	54	34	$268.65	$111.24
11104 Punch biopsy, first skin growth	52	49	$306.73	$130.27
17000 Destruction of skin growth	50	48	$210.76	$52.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	39	36	$91.31	$56.09
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	17	$215.23	$129.24
69100 Biopsy of ear	17	15	$202.00	$63.17
11105 Punch biopsy, each additional skin growth	12	12	$235.67	$61.54

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	146	103	$139.00	$75.35
11102 Tangential biopsy of single skin lesion	121	118	$160.00	$97.77
11103 Biopsy of related skin growth, each additional growth	74	51	$100.00	$54.30
99202 New patient office or other outpatient visit, typically 20 minutes	53	53	$142.00	$76.27
17003 Destruction of precancer skin growth, 2-14 growths	51	18	$30.00	$6.26
17000 Destruction of skin growth	47	40	$160.00	$53.11
17110 Destruction of up to 14 skin growths	39	27	$218.00	$110.56
11104 Punch biopsy, first skin growth	37	33	$200.00	$126.97
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	33	33	$207.00	$105.37
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	21	19	$83.00	$45.80
69100 Biopsy of ear	15	13	$202.00	$76.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
11102 Tangential biopsy of single skin lesion	89	88	$160.00	$95.06
17003 Destruction of precancer skin growth, 2-14 growths	89	23	$26.46	$5.57
99213 Established patient office or other outpatient visit, typically 15 minutes	81	66	$139.00	$73.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	80	80	$206.97	$107.16
11103 Biopsy of related skin growth, each additional growth	60	38	$100.00	$53.63
17000 Destruction of skin growth	42	37	$160.00	$50.46
99202 New patient office or other outpatient visit, typically 20 minutes	37	37	$142.00	$76.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	27	22	$205.00	$108.43
11104 Punch biopsy, first skin growth	25	24	$200.00	$125.21
17110 Destruction of up to 14 skin growths	18	14	$218.00	$105.32

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	861	666	$142.41	$64.74
11100 Biopsy of single growth of skin and/or tissue	596	529	$198.02	$84.49
17003 Destruction of precancer skin growth, 2-14 growths	466	135	$16.67	$4.09
17000 Destruction of skin growth	235	220	$142.34	$51.59
11101 Biopsy of each additional growth of skin and/or tissue	208	140	$66.47	$29.81
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	187	164	$55.21	$30.68
99202 New patient office or other outpatient visit, typically 20 minutes	145	145	$162.26	$68.68
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	111	18	$4.00	$1.80
11900 Injection into skin growth, 1-7 growths	71	26	$124.63	$49.88
17110 Destruction of up to 14 skin growths	56	55	$199.80	$93.54
69100 Biopsy of ear	46	44	$252.20	$80.41
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	26	25	$429.50	$220.87
36415 Insertion of needle into vein for collection of blood sample	21	12	$18.00	$2.94
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	19	11	$82.00	$9.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	17	17	$111.29	$80.57
11602 Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm	16	16	$377.56	$103.04
17271 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm	16	15	$319.13	$131.63
17261 Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm	16	15	$200.75	$93.03
40490 Biopsy of lip	16	16	$325.00	$127.81
17280 Destruction of malignant growth (0.5 centimeters or less) of face, ears, eyelids, nose, lips, or mouth	15	13	$334.47	$132.05
17281 Destruction of malignant growth (0.6 to 1.0 centimeters) of face, ears, eyelids, nose, lips, or mouth	13	13	$418.15	$172.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	817	605	$133.03	$63.74
17003 Destruction of precancer skin growth, 2-14 growths	769	203	$18.72	$4.74
11100 Biopsy of single growth of skin and/or tissue	716	631	$192.62	$82.07
17000 Destruction of skin growth	339	301	$148.72	$50.61
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	280	248	$69.30	$34.28
11101 Biopsy of each additional growth of skin and/or tissue	262	184	$65.18	$29.73
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	156	25	$4.00	$1.77
99202 New patient office or other outpatient visit, typically 20 minutes	143	143	$150.73	$67.05
11900 Injection into skin growth, 1-7 growths	103	40	$110.60	$44.49
17110 Destruction of up to 14 skin growths	80	72	$223.13	$99.60
69100 Biopsy of ear	47	46	$246.77	$73.02
99201 New patient office or other outpatient visit, typically 10 minutes	36	36	$103.75	$42.02
17261 Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm	31	29	$270.45	$110.29
17281 Destruction of malignant growth (0.6 to 1.0 centimeters) of face, ears, eyelids, nose, lips, or mouth	28	26	$382.46	$165.29
17280 Destruction of malignant growth (0.5 centimeters or less) of face, ears, eyelids, nose, lips, or mouth	27	24	$263.41	$111.29
40490 Biopsy of lip	25	23	$260.68	$109.69
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	17	17	$433.00	$210.13
17260 Destruction of cancer skin growth of trunk, arms, or legs, 0.5 cm or less	17	16	$185.24	$70.85
17271 Destruction of cancer skin growth of scalp, neck, hands, feet, or genitals, 0.6-1.0 cm	15	14	$306.47	$134.15
87220 Tissue fungi or parasites	15	14	$21.00	$5.74
17270 Destruction of malignant growth (0.5 centimeters) of scalp, neck, hands, feet, or genitals	14	13	$279.86	$119.86
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	13	$98.93	$79.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$85.00	$74.27

Medical Specialties & State Licenses

CMS Verified: 2025-12-04

Dermatology Primary Specialty

NUCC Taxonomy Code: 207N00000X

State License WI 74824

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Dermatology

NUCC Taxonomy Code: 207N00000X

State License MN 64615

Dermatology

NUCC Taxonomy Code: 207N00000X

State License ND 10214

Hospital & Practice Group Affiliations

Tareen Dermatology Pa

2945 Hazelwood St, Maplewood, MN 551091244

Phone: 6516336883

Oakleaf Clinics Inc

855 Lakeland Dr, Chippewa Falls, WI 547291687

Phone: 7157269248

Tareen Dermatology Pa

2651 Hillcrest Dr, Hudson, WI 540169914

Phone: 6516336883

Secondary Practice Locations

2720 Fairview Ave N Ste 200

Roseville, MN 551131306

Phone: 6516336883

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

5 Associated Practitioners

Andrew Martin

Physician Assistant

NPI 1316660657

Cindy Downs , PA-C

Physician Assistant

NPI 1376262113

Physician Assistant (Certified)

Jennifer Joseph , PA-C

Physician Assistant

NPI 1689943136

Physician Assistant (Certified)

Elem Borges Moura , PA-C

Physician Assistant

NPI 1881562171

Physician Assistant (Certified)

Emily Jaeger , PA-C

Physician Assistant

NPI 1992382279

Physician Assistant (Certified)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events

📍

Updated Business Mailing Address December 04, 2025

Registered at 2720 FAIRVIEW AVE N STE 200, ROSEVILLE, MN 551131306 (Tel: 6516336883)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 04, 2025

Dermatology (License #64615 in MN)

📍

Updated Practice Location March 21, 2025

Registered at 2815 COUNTY HIGHWAY I, CHIPPEWA FALLS, WI 547292656 (Tel: 7154388255)

📍

Updated Practice Location April 07, 2021

Registered at 855 LAKELAND DR, CHIPPEWA FALLS, WI 547291687 (Tel: 7158399284)

📍

Updated Business Mailing Address April 07, 2021

Registered at 719 W HAMILTON AVE STE B, EAU CLAIRE, WI 547016970 (Tel: 7159306560)

✅

NPI Profile Active November 17, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location November 17, 2011

Registered at 904 5TH AVE NE, JAMESTOWN, ND 584013437 (Tel: 7012534000)

📍

Updated Business Mailing Address November 17, 2011

Registered at 904 5TH AVE NE, JAMESTOWN, ND 584013437 (Tel: 7012534000)

👤

Provider Name / Credentials Updated November 17, 2011

Recorded as RYAN HOLZWARTH, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 17, 2011

Dermatology (License #10214 in ND)

🟢

Initial NPI Registration & Enumeration May 19, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1437102324

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: May 19, 2006

Last Update: December 04, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2720 Fairview Ave N Ste 200

Roseville, MN 551131306

Phone: 6516336883

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.